Ord. 917, 7-23-1990; Ord. 1077, 1-31-1994; Ord. 1079, 1-31-1994; Ord. 1080, 1-31-1994; Ord. 1198, 9-9-1996; Ord. 1227, 1-13-1997; Ord. 1288, 3-9-1998; Ord. 1295, 4-6-1998; Ord. 1325, 9-8-1998; Ord. 1445, 5-29-2001; Ord. 1601, 9-28-2004; Ord. 1645, 9-12-2005; Ord. 1865, 5-17-2010; Ord. 1975, 2-19-2013; Ord. 2102, 7-13-2015.